For More Weather Information:

14NM NE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:39 am EDT Jul 31, 2026
Forecast Valid: 3am EDT Jul 31, 2026-6pm EDT Aug 6, 2026

Friday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. Patchy fog after 9pm. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Patchy fog. Seas 1 ft or less.

Sunday

S wind 5 to 10 kt. Patchy fog before 9am. Seas 1 ft or less.

Sunday Night

S wind 5 to 10 kt. A chance of showers after 2am. Seas 1 ft or less.

Monday

Variable winds 5 kt or less. Showers likely, with thunderstorms also possible after 2pm. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Mostly sunny. Seas 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.